1. A string variable is named firstName and initialized to JohnSmith!. What does finalExam.charAt(7) return?0

String firstName = "John Smith";

2. What is the value of x after the following code has been executed?

int x = 75;

int y = 90;

if ( x != y )

x += y;

1. 75
2. 90
3. 15
4. 165

3. What is the output of the following program fragment?

for (int a = 0; a < 5; a++)

{

System.out.print(Number: + a);